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| author | Christophe Ricard <christophe.ricard@gmail.com> | 2015-12-23 23:45:18 +0100 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2015-12-29 19:06:20 +0100 |
| commit | 9afec6d3866b8451abcf1a7a1a381a3be6c83386 (patch) | |
| tree | 8286f9115386f6b5f2f319381ceffe52e9c2793c /net/nfc/netlink.c | |
| parent | dfa4089b3a3f3ac8bea847f968c92b89fbbf107c (diff) | |
| download | linux-9afec6d3866b8451abcf1a7a1a381a3be6c83386.tar.bz2 | |
nfc: netlink: HCI event connectivity implementation
Add support for missing HCI event EVT_CONNECTIVITY and forward
it to userspace.
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'net/nfc/netlink.c')
| -rw-r--r-- | net/nfc/netlink.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c index f58c1fba1026..ea023b35f1c2 100644 --- a/net/nfc/netlink.c +++ b/net/nfc/netlink.c @@ -552,6 +552,43 @@ free_msg: return -EMSGSIZE; } +int nfc_genl_se_connectivity(struct nfc_dev *dev, u8 se_idx) +{ + struct nfc_se *se; + struct sk_buff *msg; + void *hdr; + + msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); + if (!msg) + return -ENOMEM; + + hdr = genlmsg_put(msg, 0, 0, &nfc_genl_family, 0, + NFC_EVENT_SE_CONNECTIVITY); + if (!hdr) + goto free_msg; + + se = nfc_find_se(dev, se_idx); + if (!se) + goto free_msg; + + if (nla_put_u32(msg, NFC_ATTR_DEVICE_INDEX, dev->idx) || + nla_put_u32(msg, NFC_ATTR_SE_INDEX, se_idx) || + nla_put_u8(msg, NFC_ATTR_SE_TYPE, se->type)) + goto nla_put_failure; + + genlmsg_end(msg, hdr); + + genlmsg_multicast(&nfc_genl_family, msg, 0, 0, GFP_KERNEL); + + return 0; + +nla_put_failure: + genlmsg_cancel(msg, hdr); +free_msg: + nlmsg_free(msg); + return -EMSGSIZE; +} + static int nfc_genl_send_device(struct sk_buff *msg, struct nfc_dev *dev, u32 portid, u32 seq, struct netlink_callback *cb, |